Operating Manual SATAjet 1500 B RP/HVLP
US
Malfunction
Round/flat fan control
cannot be turned.
Paint spray gun does
not shut off air.
Material bubbles up in
gravity flow cup.
Corrosion on air noz-
zle threading, material
passage (cup connec-
tion) or paint spray
gun body.
Spray medium es-
capes behind paint
needle packing.
534
Cause
Round/flat fan control
turned too sharply
counterclockwise;
spindle in gun thread-
ing loose.
Air piston seat dirty.
Air piston is worn.
Atomized air entering
gravity flow cup via
paint passage. Paint
nozzle not tightened
enough. Air nozzle not
screwed on complete-
ly, air circuit clogged,
faulty seating or dam-
aged nozzle insert.
Cleaning fluid (aque-
ous) remains too long
on gun.
Unsuitable cleaning
fluids used.
Faulty or missing paint
needle packing.
Paint needle dam-
aged.
Paint needle dirty.
Corrective action
Remove round/flat fan
control with universal
wrench and make oper-
ational or replace com-
pletely (see 9.6).
Clean air piston seat.
Read and follow
cleaning instructions
(see 10).
Replace air piston
and air piston packing
(see 9.4).
Secure, clean or re-
place parts.
Have gun body re-
placed. Read and follow
cleaning instructions
(see 10).
Replace paint nozzle
packing (see 9.3).
Replace nozzle set
(see 9.1).
Clean paint needle.
Read and follow
cleaning instructions
(see 10).